The political crisis of the American state: the unsustainable state in a time of unraveling / Lawrence R. Jacobs, Desmond King -- Is inequality a threat to democracy? / John Ferejohn -- The resilient power of the states across the long nineteenth century: an inquiry into a pattern of American...

Following a methodology proposed by Jantzen and Volpert (2012), we use IRS Adjusted Gross Income (AGI) data for the United States (1921-2012) to estimate two Gini-like indices representing inequality at the bottom and the top of the income distribution. We also calculate the overall Gini index...